Home / 156,284.28-234,037.62-109,317.24

Finding the Fourth Proportional to 156,284.28, 234,037.62 and 109,317.24

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Solution

The fourth proportional to 156,284.28, 234,037.62 and 109,317.24 is: 163,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,284.28 : 234,037.62 = 109,317.24 : x
  2. Step 2: Convert to fraction form
    156,284.28/234,037.62 = 109,317.24/x
  3. Step 3: Cross multiply
    156,284.28x = 234,037.62 × 109,317.24
  4. Step 4: Simplify right side
    156,284.28x = 25,584,346,674.57
  5. Step 5: Solve for x
    x = 25,584,346,674.57/156,284.28
  6. Step 6: Final answer
    x = 163,703.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.